501. Gone? Publication: [United States : s.n., 194-?] Subject(s): Blood DonorsBlood BanksWorld War IIMilitary PersonnelHead Protective DevicesAmerican National Red Cross.
502. Is baby's birth recorded? Publication: Chicago, Il : American Medical Association, [1940?] Subject(s): Birth Certificates
503. Coughing, tiredness, indigestion, loss of weight, symptoms usually mean that tuberculosis is advancing Publication: [United States : s.n., 194-?] Subject(s): Tuberculosis, Pulmonary -- prevention & control
504. Hugo Spatz Papers Publication: Produced: 1940-1945 Subject(s): Brain DiseasesKaiser-Wilhelm-Institut für Hirnforschung